Product Description
The Allen-Bradley 20DD460A0ENNBNASE is a 480V, 460-amp AC drive for three-phase systems, offering adjustable frequency control for high-power applications. Housed in an IP20/NEMA Type 1 enclosure with a blank cover (no integrated interface), it lacks an integrated braking system but includes adjustable undervoltage trip settings and microprocessor-controlled heat sink protection. It provides a 0.25-second logic ride-thru and 15-millisecond power supply hold-up at full load.
Is Your Device Showing These Signs?
The Allen Bradley 20DD460A0ENNBNASE Servo Drive commonly experiences issues such as overcurrent faults stemming from damaged IGBTs or resolver feedback problems due to wiring degradation. Corrective actions include replacing failed power components, recalibrating the resolver, and addressing communication errors by inspecting the Ethernet/IP connectivity. Furthermore, drive failures are often attributed to capacitor degradation within the power supply section, necessitating capacitor replacement to maintain stable DC bus voltage. Overheating due to inadequate cooling or a malfunctioning fan is a frequent cause of thermal faults, requiring inspection and replacement of cooling components. Parameter corruption within the drive's memory also occurs, which is resolved by reprogramming the drive with the correct configuration settings.
Technical specifications
The Allen-Bradley 20DD460A0ENNBNASE is a 480V, 460A AC drive designed for three-phase systems. It provides adjustable frequency control for high-power applications, comes in an IP20/NEMA Type 1 enclosure without a built-in interface, and lacks an integrated braking system. It features adjustable undervoltage trip settings, microprocessor-controlled heat sink protection, a 0.25-second logic ride-thru, and a 15ms power supply hold-up at full load.
Our Repair Process for the
20DD460A0ENNBNASE
Our repair process for the Allen Bradley 20DD460A0ENNBNASE Servo Drive begins with a comprehensive diagnostic assessment to pinpoint the root cause of the failure, addressing common issues such as overcurrent faults by replacing damaged IGBTs and recalibrating the resolver to correct feedback problems caused by wiring degradation. Communication errors are resolved through meticulous inspection of the Ethernet/IP connectivity, and capacitor degradation within the power supply is rectified by replacing faulty capacitors to ensure stable DC bus voltage. Overheating issues are addressed by inspecting and replacing malfunctioning cooling components to prevent thermal faults, and parameter corruption is corrected by reprogramming the drive with verified configuration settings. All repairs conclude with rigorous testing to guarantee the drive operates within specified parameters and meets performance standards before it is returned.
Your Guarantee: Warranty & Lifetime Support
Your satisfaction is our top priority, and we confidently stand behind the quality of our repairs. That's why every repair service is covered by our comprehensive 24-month warranty. Furthermore, we offer lifetime phone support – if you have questions or need assistance related to our repair down the road, we're here to help. Our service commitment is straightforward: we guarantee our work, and if you're not satisfied, we will make it right. Learn More about our Repair process.
Comprehensive Repairs You Can Depend On
We take immense pride in the quality and reliability of our work. Our process goes beyond simply fixing the immediate problem. We perform a comprehensive inspection of your main board (or other equipment) and proactively replace components known to be failure-prone or showing signs of potential future failure. Before any item is returned, it undergoes rigorous functional testing to ensure it meets performance specifications and operates flawlessly. Visit our main Repair Services page to learn more.
Save Significantly
Our primary goal is to save you hundreds, or even thousands, of dollars compared to the cost of new equipment replacement. By repairing existing components, we provide an economical solution that is also eco-friendly. At Roc Industrial, our commitment to integrity and community drives our consistent growth and ensures you receive a reliable, cost-effective solution.
Please Note: Roc Industrial operates as an independent service provider and is not an authorized distributor for the manufacturers or brands mentioned. Consequently, the original manufacturer's warranty is not applicable to items repaired or sold by us. Roc Industrial provides its own 2-year warranty on all repair services performed.
Buying Options
To receive a quote within 2 hours, please provide us with the details of your requirements. Our team will promptly review your request and send you a custom offer.
Ships from Rochester, NY